Agilent Technologies
Agilent FID Maintenance Kit Instructions
For 7890, 7820, 6850, and 6890 Series GCs
Overview
This document contains instructions for two different FID
Maintenance Kits.
Please review the whole document before starting the
procedures.
Materials Required for FID Maintenance
• One of the two maintenance kits listed in Table 1.
• The appropriate FID Jet for your configuration and
application. See “Selecting a Replacement FID Jet” on page 2.
• T20 Torx screwdriver.
• 1/4-inch nut driver.
• Tweezers.
• 1/4 x 5/16-inch wrench.
• 7/16 x 9/16-inch wrench if adaptable FID.
Table 1 Available FID Maintenance Kits
Part Number Description Purpose
G1531-67000 FID Maintenance Kit for “Cleaning”
Contains: Instructions, ignitor glow-plug,
2 PTFE collector insulators, FID housing gasket,
cleaning brushes, jet cleaning wire
Key parts are replaced, most are cleaned per
the instructions provided. Jet and column
adapter ordered separately. More labor
intensive – about 1 hour labor.
G1531-67001 FID Maintenance Kit for “Rebuilding”
Contains: Instructions and a complete FID
collector assembly
The entire collector assembly including the
ignitor is replaced.
The jet and column adapter must be ordered
separately – about 15 minutes labor.